.layui-form-item{
    margin-top: 30px;
    margin-left: 50px;
}
.layui-input{
    width: 350px;
}
#today{
    color: #9F9F9F;
}
#nr{
    width: 350px;
}
.layui-form{
    font-weight: bold;
}
.layui-form-label{
    font-weight: bold;
}
#btn{
    margin-left: 400px; margin-bottom: 30px
}